Home / 194,322,999.66-291,535,601.49-69,838,201.50

Finding the Fourth Proportional to 194,322,999.66, 291,535,601.49 and 69,838,201.50

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Solution

The fourth proportional to 194,322,999.66, 291,535,601.49 and 69,838,201.50 is: 104,775,667.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,322,999.66 : 291,535,601.49 = 69,838,201.50 : x
  2. Step 2: Convert to fraction form
    194,322,999.66/291,535,601.49 = 69,838,201.50/x
  3. Step 3: Cross multiply
    194,322,999.66x = 291,535,601.49 × 69,838,201.50
  4. Step 4: Simplify right side
    194,322,999.66x = 20,360,322,081,282,320
  5. Step 5: Solve for x
    x = 20,360,322,081,282,320/194,322,999.66
  6. Step 6: Final answer
    x = 104,775,667.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.